A retrospective study on use of palliative care for patients with alcohol related end stage liver disease in United States

Table 3 Results of regression analysis looking at the factors associated with 30-d readmission rate

Variable	Unadjusted odds ratio	95%CI	P value	Adjusted odds ratio	95%CI	P value
Palliative care	0.36	0.31-0.41	< 0.001	0.35	0.31-0.41	< 0.001
Patient characteristics
Age	0.99	0.99-0.99	< 0.001	0.99	0.99-0.99	< 0.001
Median income in patient zip code
$1-$38999	Reference
$39000-$47999	0.97	0.94-1.01	0.236
$48000-$62999	1	0.97-1.04	0.655
> $63000	1.02	0.99-1.06	0.133
Female sex	1.01	0.99-1.04	0.188
Race
Caucasian	Reference
African-Americans	0.77	0.52-1.12	0.175
Hispanic	0.93	0.65-1.34	0.721
Others	0.76	0.47-1.24	0.282
Mean charlson comorbidity index	1.04	1.03-1.04	< 0.001	1.06	1.05-1.06	< 0.001
Insurance status
Medicare	Reference
Medicaid	1.14	1.11-1.18	< 0.001
Private insurance	0.89	0.86-0.93	< 0.001
Uninsured	0.75	0.71-0.78	< 0.001
ACLF ≥ 2	0.89	0.84-0.95	0.001	0.86	0.81-0.91	< 0.001
Infection	1.07	1.04-1.10	< 0.001	1.09	1.07-1.13	< 0.001
Hospital characteristics
Teaching hospital	1.05	1.02-1.05	< 0.001	1.02	0.99-1.05	0.208
Bed size
< 250 beds	Reference
251-400 beds	1	0.95-1.06	0.723
> 400 Beds	1.02	0.97-1.07	0.37
Rural location	0.85	0.83-0.88	< 0.001	0.86	0.81-0.91	< 0.001

ACLF: Acute-on-chronic liver failure.